Added DaisySP

daisysp/Effects/autowah.h

@@ -0,0 +1,60 @@
+/*
+Copyright (c) 2020 Electrosmith, Corp, Paul Batchelor
+
+Use of this source code is governed by an MIT-style
+license that can be found in the LICENSE file or at
+https://opensource.org/licenses/MIT.
+*/
+
+#pragma once
+#ifndef DSY_AUTOWAH_H
+#define DSY_AUTOWAH_H
+
+#include <stdint.h>
+#ifdef __cplusplus
+
+namespace daisysp
+{
+/** Autowah module
+
+    Original author(s) :
+
+    Ported from soundpipe by Ben Sergentanis, May 2020
+*/
+class Autowah
+{
+  public:
+    Autowah() {}
+    ~Autowah() {}
+    /** Initializes the Autowah module.
+        \param sample_rate - The sample rate of the audio engine being run. 
+    */
+    void Init(float sample_rate);
+
+
+    /** Initializes the Autowah module.
+        \param in - input signal to be wah'd
+    */
+    float Process(float in);
+
+
+    /** sets wah
+        \param wah : set wah amount, , 0...1.0
+    */
+    inline void SetWah(float wah) { wah_ = wah; }
+    /** sets mix amount
+        \param drywet : set effect dry/wet, 0...100.0
+    */
+    inline void SetDryWet(float drywet) { wet_dry_ = drywet; }
+    /** sets wah level
+        \param level : set wah level, 0...1.0
+    */
+    inline void SetLevel(float level) { level_ = level; }
+
+  private:
+    float sampling_freq_, const1_, const2_, const4_, wah_, level_, wet_dry_,
+        rec0_[3], rec1_[2], rec2_[2], rec3_[2], rec4_[2], rec5_[2];
+};
+} // namespace daisysp
+#endif
+#endif